Sony HDCU3500 Service Manual page 79

2. Remove the MB-1257 board.
(1) Remove the two screws, and then remove the board guide (rear).
(2) Remove the two screws, and then remove the board guide (front).
(3) Remove the two screws, and then remove the board holder (SY).
(4) Remove the two screws, and then remove the board holder (VIF).
(5) Remove the clamper.
(6) Remove the MB-1257 board.
PSW
3 x 8
Board guide (front)
Note
• When attaching the board holder (SY) and board holder (VIF), tighten the screws in the following sequence:
(a), (b).
• When attaching the board guide (front) and board guide (rear), tighten the screws in the following sequence:
(c), (d).
3. Install the removed parts by reversing the steps of removal.
HDCU3500/HDCU5500
Board holder (SY)
Board holder (VIF)
PSW
3 x 8
(b)
PSW
(c)
3 x 8
(d)
(b)
Front side
PSW
3 x 8
(c)
(d)
(a)
(a)
Board guide (rear)
Clamper
MB-1257 board
2-45